设A={x属于Z|x的绝对值小于等于6},B等于{1,2,3}C={3,4,5,6}

问题描述:

设A={x属于Z|x的绝对值小于等于6},B等于{1,2,3}C={3,4,5,6}
求(CaB)交C A交Ca(B并C)
1个回答 分类:数学 2014-10-19

问题解答:

我来补答
A={x属于Z|x的绝对值小于等于6}=﹛-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6﹜
(CaB)=﹛-6,-5,-4,-3,-2,-1,0,4,5,6﹜
CaB)∩C={4,5,6}
(B并C﹚=﹛1,2,3,4,5,6﹜
A∩Ca(B并C)=﹛-6,-5,-4,-3,-2,-1,0﹜
 
 
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